<template>
	<view class="page">
		<!-- header开始 -->
		<view class="header">
			<!-- location开始 -->
			<view class="locationName">
				<uni-icons type="location-filled" size="18" color="red"></uni-icons>
				<text>石家庄</text>
			</view>
			<!-- location结束 -->
			
			
			<!-- 搜索框开始 -->
			<view class="uni-search-bar">
				<uni-search-bar  cancel-button="none" radius="100"placeholder="提示用户输入关键字"  />
			</view>
			<!-- 搜索框结束 -->
		</view>
		<!-- header结束 -->
		
		
		<!-- 首页分类开始 -->
		<view class="classify_wrap">
			<!-- 横向滑动开始 -->
			<view class="classify_scroll_x">
				<scroll-view scroll-x="true" >
					<view class="segmented-wrap">
						<uni-segmented-control 
						:current="current" 
						:values="classify" 
						styleType = "text"
						activeColor="#FF0000"
						@clickItem="onClickItem">
						</uni-segmented-control>
						
					</view>
				</scroll-view>
			</view>
			<!-- 横向滑动结束 -->
			
			<!-- 分类icon开始 -->
			<view class="classify_icon" @click="goToGridPage()">
				<uni-icons type="list" sizw="28" color="#999999"></uni-icons>
			</view>
			<!-- 分类icon结束 -->
		</view>
		<!-- 首页分类结束 -->
		
		<!-- 主要内容开始 -->
		<view class="content">
			<view v-show="current === 0">
				<!-- 主页轮播图开始 -->
				<view class="uni-margin-wrap">
					<unicloud-db v-slot:default="{data, loading, error, options}" collection="opendb-banner">
						<view v-if="error">{{error.message}}</view>
						<view v-else>
							<swiper class="swiper" circular :indicator-dots="indicatorDots" :autoplay="autoplay" :interval="interval" :duration="duration">
							  <swiper-item v-for="(item, index) in data" :key="item._id">
								<view class="swiper-item">
								  <image class="banner-image" :src="item.bannerfile.url" mode="aspectFill" :draggable="false" />
								</view>
							  </swiper-item>
							</swiper>
						</view>
					</unicloud-db>
				</view>
				<!-- 主页轮播图结束 -->
				<!-- 会员权益开始 -->
				<view class="vip-wrap">
					<uni-card title="会员权益" :thumbnail="logo" margin="5px">
						<!-- 权益列表开始 -->
						<uni-grid :column="number">
							<uni-grid-item>
								<view class="grid-item-box">
									<uni-icons type="home" size="24"></uni-icons>
									<text>第一项</text>
								</view>
							</uni-grid-item>
							<uni-grid-item>
								<view class="grid-item-box">
									<uni-icons type="list" size="24" ></uni-icons>
									<text>第二项</text>
								</view>
							</uni-grid-item>
							<uni-grid-item>
								<view class="grid-item-box">
									<uni-icons type="location" size="24"></uni-icons>
									<text>第三项</text>
								</view>
							</uni-grid-item>
						</uni-grid>
						<!-- 权益列表结束 -->
					</uni-card>
				</view>
				<!-- 会员权益结束 -->
				<!-- 书籍列表开始 -->
					<!-- 书籍列表开始 -->
				<view class="bookList">
				<unicloud-db v-slot:default="{data, loading, error, options}" collection="sunshine-book">
					<view v-if="error">{{error.message}}</view>
					<view v-else>
						<uni-list>
							<uni-list-item v-for="(item,index) in data" >
								<template v-slot:header>
								    <view class="slot-box">
								      <image class="slot-image" :src="item.coverImage.url" mode="widthFix"></image>
								    </view>
								</template>
							  <template v-slot:body>
								  <view class="bookName">
									<text>{{item.bookName}}</text>
								  </view>
								  <view class="author">
									<text>作者 | {{ item.author }}</text>
									<text>出版社 | {{ item.publisher }}</text>
								  </view>
								  <view class="price">
									<text class="cheapPrice">¥ {{ getYuan(item.cheapPrice) }}</text>
									<text>&nbsp;</text>
									<text class="bookPrice"> ¥ {{ getYuan(item.price) }}</text>
								  </view>
								</template>
							</uni-list-item>
							
						</uni-list>
					</view>
				</unicloud-db>
				</view>
				<!-- 书籍列表结束 -->
				<!-- 书籍列表结束 -->
			</view>
			<view v-show="current === 1">
				<!-- 儿童类列表开始 -->
				<view class="bookList">
					<unicloud-db v-slot:default="{data, loading, error, options}" collection="sunshine-book" where="classify=='儿童'">
						<view v-if="error">{{error.message}}</view>
						<view v-else>
							<uni-list>
								<uni-list-item v-for="(item,index) in data" >
									<template v-slot:header>
									    <view class="slot-box">
									      <image class="slot-image" :src="item.coverImage.url" mode="widthFix"></image>
									    </view>
									</template>
								  <template v-slot:body>
									  <view class="bookName">
										<text>{{item.bookName}}</text>
									  </view>
									  <view class="author">
										<text>作者 | {{ item.author }}</text>
										<text>出版社 | {{ item.publisher }}</text>
									  </view>
									  <view class="price">
										<text class="cheapPrice">¥ {{ getYuan(item.cheapPrice) }}</text>
										<text>&nbsp;</text>
										<text class="bookPrice"> ¥ {{ getYuan(item.price) }}</text>
									  </view>
									</template>
								</uni-list-item>
							</uni-list>
						</view>
					</unicloud-db>
				</view>
				<!-- 儿童类列表结束 -->
			</view>
			<view v-show="current === 2">
				<view class="bookList">
					<unicloud-db v-slot:default="{data, loading, error, options}" collection="sunshine-book" where="classify=='教辅'">
						<view v-if="error">{{error.message}}</view>
						<view v-else>
							<uni-list>
								<uni-list-item v-for="(item,index) in data" >
									<template v-slot:header>
									    <view class="slot-box">
									      <image class="slot-image" :src="item.coverImage.url" mode="widthFix"></image>
									    </view>
									</template>
								  <template v-slot:body>
									  <view class="bookName">
										<text>{{item.bookName}}</text>
									  </view>
									  <view class="author">
										<text>作者 | {{ item.author }}</text>
										<text>出版社 | {{ item.publisher }}</text>
									  </view>
									  <view class="price">
										<text class="cheapPrice">¥ {{ getYuan(item.cheapPrice) }}</text>
										<text>&nbsp;</text>
										<text class="bookPrice"> ¥ {{ getYuan(item.price) }}</text>
									  </view>
									</template>
								</uni-list-item>
							</uni-list>
						</view>
					</unicloud-db>
				</view>
			</view>
		</view>
		<!-- 主要内容结束 -->
	</view>
</template>

<script>
	export default {
		data() {
			return {
				current:0,
				classify:["首页","儿童","教辅","文学社科","艺术","经管励志","考试法律","科技生活","文创"],
				indicatorDots: true,
				autoplay: true,
				interval: 2000,
				duration: 500,
				logo:'/static/logo.png',
				number:3,
			}
		},
		methods: {
			onClickItem(e) {
				if (this.current !== e.currentIndex) {
					this.current = e.currentIndex
				}
			},
			 getYuan(data){
					let yuan = Math.floor(data / 100)
					let fen = data % 100
					if(fen == 0) fen = "00"
					return yuan+'.'+fen
					},
			goToGridPage(){
				// uni.navigateTo({
				// 	url:'/pages/grid/gird'
				// })
			},
		}
	}
</script>

<style scoped>
	view{
		display: flex;
		box-sizing: border-box;
		flex-direction: column;
	}
	.page{
		background-color: #EEEEEE;
	}
	.header{
		display: flex;
		flex-direction: row;
		background-color: #FFFFFF;
	}
	.locationName{
		display: flex;
		flex-direction: row;
		height: 50px;
		line-height: 50px;
		font-size: 12px;
	}
	.uni-search-bar{
		width: 580rpx;
		height: 50px;
	}
	.classify_wrap{
		width: 100%;
		display: flex;
		flex-direction: row;
	}
	.classify_scroll_x{
		white-space: nowrap;
		width: 650rpx;
		background-color: #FFFFFF;
		margin-top: 5rpx;
		margin-bottom: 8rpx;
	}
	.segmented-wrap{
		width: 1300rpx;
	}
	.uni-margin-wrap{
		margin-top: 5rpx;
	}
	.swiper{
		height: 315rpx;
	}
	.banner-image {
		width: 750rpx;
		height: 315rpx;
	}
	.classify_icon{
		display: flex;
		flex: 1;
		height: 90rpx;
		background-color: #FFFFFF;
		margin: 5rpx 0 8rpx 2rpx;
		line-height: 90rpx;
		text-align: center;
	}
	.grid-item-box{
		align-items: center;
		justify-content: center;
		padding: 15px 0;
		font-size: 16px;
	}
	.slot-box {
	  display: flex;
	  flex-direction: row;
	  align-items: center;
	}
	
	.slot-image {
	  display: block;
	  margin-right: 10px;
	  width: 200rpx;
	  height: 200rpx;
	}
	.bookName{
	  font-size: 30rpx;
	  display: -webkit-box;
	  line-height: 1.5em;
	  -webkit-box-orient: vertical;
	  -webkit-line-clamp: 2;
	  overflow: hidden;
	  text-overflow: ellipsis;
	  margin-bottom: 5rpx;
	}
	.author{
	  font-size: 24rpx;
	  white-space: nowrap; /* 禁止换行 */
	  overflow: hidden; /* 隐藏溢出内容 */
	  text-overflow: ellipsis; /* 使用省略号表示文本溢出 */
	  word-break: break-all; /* 允许在单词内换行 */
	  margin-bottom: 10rpx;
	  color: #666666;
	}
	.price {
	  display: flex;
	  flex-direction: row;
	  line-height: 40rpx;
	}
	.cheapPrice{
	  font-size: 40rpx;
	  color: #000000;
	}
	.bookPrice{
	  font-size: 24rpx;
	  color: #AAAAAA;
	  text-decoration-line: line-through;
	}
	
</style>